Skip to content
Linux sysadmins

Linux sysadmins

Linux Sysadmins – Linux Guides, Nix Guides, Tutorials, Tips & Tricks.

  • Home
  • Containerization
    • Docker
    • Kubernetes
    • OpenShift | OKD
    • Amazon Web Services
  • Automation
    • Ansible
    • RunDeck
    • SaltStack
  • How to
    • Distros
      • RHEL Linux
      • CentOS Linux
      • Oracle Linux
      • Scientific Linux
      • Debian Linux
    • Servers
      • File Servers
      • FTP Servers
      • DNS Servers
      • DHCP Servers
      • Mail Servers
      • Identity Server
      • Web Servers
        • Apache Server
        • Nginx Server
      • Database Servers
        • MongoDB
        • Oracle Database
    • Virtualization
      • Red Hat Virtualization
      • oVirt Virtualization
      • VMware
    • Linux Clusters
      • Veritas Cluster
      • Pacemaker Cluster
    • Storage Servers
      • Logical Volume Management
      • RAID Storage
      • Openfiler SAN Storage
      • iSCSI Storage
      • Stratis Storage
      • Virtual Data Optimizer
    • System Management
      • Spacewalk Server
      • Server Imaging (Fog)
    • Monitoring Tools
      • Splunk
      • MMonit
    • Security
      • SELinux
      • File System Encryption
    • Linux Networking
    • Troubleshooting
    • Linux Commands
  • Unix & Unix Like
    • Solaris Guides
    • Mac OS x
    • pfSense Router
  • Linux Misc
    • Linux Interview Q&A Level 1
pfSense Router / Virtualization

Home Lab | Proxmox and Pfsense with Cisco SG300-10

Posted on: August 16, 2023August 16, 2023

How-to-guide for self when VLANs are configured in Pfsense and Cisco SG300-10. Pfsense with VLANs –> Cisco Switch –> Proxmox (vmbr0) After a factory reset, access the switch […]

Identity Server / Virtualization

Integrating RHEV or Ovirt with Red Hat IDM for User Authentication | 1 Easy guide

Posted on: July 15, 2021March 6, 2022

A simple guide to Integrate RHEV Manager with Red Hat IDM or FreeIPA server for the User Authentication.

Virtualization

Adding USB Network Adapter to VMware ESXi 7.0 | Easy Guide

Posted on: December 10, 2020March 6, 2022

Quick and easy guide to add a USB Network Adapter in VMWare ESXi 7.0 servers by installing its driver and making the changes persistent.

Virtualization

VMFS Partition Cleanup on VMware vSphere 7 – Easy Guide

Posted on: October 14, 2020March 6, 2022

A quick step by step guide to manually clean up the VMFS Partition on VMware vSphere 7.0 ESXi.

Virtualization

Proxmox VM migration failed with Permission denied (publickey,password) quick fix

Posted on: August 7, 2020March 6, 2022

Quick fix for the Proxmox VM migration failed with error “Permission denied (publickey, password)”

Virtualization

Up and running oVirt 4.3 on CentOS 7

Posted on: May 6, 2020March 6, 2022

oVirt is a free Enterprise ready OpenSource Virtualization platform. The author of Ovirt is Red Hat and developed on Java, which is licensed under Apache License 2.0.

Virtualization

Migrating multi-writer VMware VM’s from Island cluster to vSAN cluster

Posted on: August 14, 2019March 6, 2022

Migrating Multi-writer disks of VMware VM’s from Island Cluster to vSAN cluster with and without the downtime of Production.

Integrating Red Hat Enterprise Virtualization Manager (RHEVM) with Active Directory
Virtualization

Integrating Red Hat Enterprise Virtualization Manager (RHEVM) with Active Directory

Posted on: November 13, 2017March 6, 2022

Integrating RHEVM with Active Directory. Let us see how to integrate Red Hat Enterprise Virtualization Manager with Windows Active Directory for AD authentication. To join with AD run […]

How to Create VLAN Interface for RHEV Virtualization
Virtualization

How to Create VLAN Interface for RHEV Virtualization

Posted on: August 12, 2017March 6, 2022

While we doing some initial configuration for Red Hat Virtualization, Ovirt Virtualization, OpenStack we required to configure interfaces using the Non-Persistent method. To do that we can go […]

  1. Gerald on Single Node OKD (OpenShift) Setup: A Fast and Easy GuideDecember 15, 2024

    Hi, in the 'Starting with Bootstrapping' step I have this error: DEBUG Still waiting for the Kubernetes API: Get "https://api.xxx.local:6443/version":…

  2. jos on How to Configure Sudo email alertMarch 4, 2022

    Hi! Some way to send commands write as root by email? Thanks!

  3. paul on Monitoring Proxmox with InfluxDB and Grafana in 4 Easy stepsMarch 1, 2022

    Tried 12966 per your example, got error "failed to import dashboard."

  4. Anonymous on Migrate existing Iptables to Nftables in RHEL8/CentOSFebruary 27, 2022

    I followed the procedures and successfully loaded some weird 8081 port configurations needed for the app, however I discovered it…

  5. sy on Install Ansible AWX on Kubernetes in 5 minutesFebruary 17, 2022

    tried many times - followed all steps but was unable to setup custom context I always get -> The connection…

Ansible (11) Apache (5) Docker (7) foreman (5) IDM Server (7) Kubernetes (14) linux commands (5) Linux networking (10) Linux Security (5) Logical Volume Management (13) OpenShift (8) Oracle Database (5) Solaris 11 (4) Solaris OS (6) VMware (5)

  • OKD Cluster (OpenShift) Installation on Bare Metal
  • Configuring HAProxy LB for OKD HA Cluster
  • Configuring DHCP Server for OKD HA Clusters
  • Configuring BIND DNS Server for OKD HA Clusters
  • About
  • Contact
  • Copyright Policy
  • Privacy Policy
  • Facebook
  • YouTube
  • GitHub
  • Pinterest
Theme Cube Blog by Kantipur Themes
Go to mobile version